Dr. Isabelle Zamfirescu, MD
541 Main St, Suite 210, South Weymouth, MA 02190 • +1-426-555-5997
Medical Education: Accredited U.S. Medical School (Class of 2017)
What This Doctor Actually Performs: CMS Medicare Utilization & South Weymouth Percentiles
NPI #1881802031 • CBSA Regional • Endocrinology
Within the South Weymouth, MA (CBSA local) Endocrinology cohort, Dr. Isabelle Zamfirescu, MD with sub-specialty concentration in 29 Active CMS HCPCS Codes ranks at the 0th municipal percentile and 85.93th MA percentile (+1.16σ Z-score) based on 11,549 billed procedures for 669 patients.
Granular CPT/HCPCS billing distribution at 541 Main St, Suite 210 shows Dr. Isabelle Zamfirescu's primary concentration in Complex Endocrine, Thyroid & Metabolic Biomarker Management (code 99214: 1001x/yr, 12th local percentile) alongside Ambulatory Continuous Glucose Monitoring (CGM) Data Analysis (95251: 500x/yr, $35–$50).
For out-of-network patients contacting +1-426-555-5997, Dr. Zamfirescu's practice posts a $224.00 GPCI self-pay consult estimate ($224.00 patient-logged median, 4.84/5 composite reality score over 7 submissions).
Clinical background for Dr. Zamfirescu (MD, NPI #1881802031) includes accredited doctoral training (2017, 9 yrs in practice) and virtual + in-office availability across MA.
Compared against South Weymouth, MA Endocrinology peers
11,549 annual services across 669 beneficiaries
Standard deviations from MA Endocrinology mean utilization
Top Billed HCPCS/CPT Procedures & GPCI Self-Pay Cash Benchmarks
| HCPCS | Clinical Procedure Description | Annual Volume | Local Pct | Est. Cash Range |
|---|---|---|---|---|
| 99214 | Complex Endocrine, Thyroid & Metabolic Biomarker Management | 1,001 | 12th | $57 – $77 |
| 95251 | Ambulatory Continuous Glucose Monitoring (CGM) Data Analysis | 500 | 12th | $35 – $50 |
| 76536 | High-Resolution Thyroid & Parathyroid Neck Ultrasound | 364 | 12th | $68 – $94 |
| 99204 | Comprehensive New Patient Endocrine & Hormone Workup | 273 | 12th | $78 – $107 |
| 99215 | High-Complexity Multi-Hormone & Insulin Pump Titration | 136 | 12th | $87 – $119 |
| 96372 | Therapeutic Subcutaneous/Intramuscular Injection Administration (29 HCPCS billing breadth) | 9,275 | 0th | $49 – $71 |
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Dr. Isabelle Zamfirescu, MD Fair Cash-Pay & Waiting-Room Scorecard
| Metric | Verified Benchmark | Source |
|---|---|---|
| Dr. Zamfirescu National Provider Identifier | NPI #1881802031 (MD) | CMS NPPES Registry (02190) |
| Dr. Zamfirescu South Weymouth CMS Volume Rank | 0.00th Pct (11,549 CMS svcs; Z +1.164σ) | CMS Medicare Part B (MA Endocrinology) |
| Fair Cash-Pay New-Patient Benchmark | $224.00 (CPT 99204 GPCI Benchmark) | CMS Geographic Practice Cost Index (South Weymouth, MA) |
| Waiting-Room Wait Time & Cash Friendliness | $224.00 avg paid • 17 min lobby wait | 7 Anonymous Patient Reports |
| Listens Without Rushing & Modern Protocol Score | 4.94/5 Listening • 4.87/5 Modern Labs | CMS Provider Practice Cohort |
“Waiting Room” Patient Reality Scorecard
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